[INFO] fetching crate rsml 0.1.0... [INFO] checking rsml-0.1.0 against beta for pr-78714 [INFO] extracting crate rsml 0.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate rsml 0.1.0 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rsml 0.1.0 [INFO] finished tweaking crates.io crate rsml 0.1.0 [INFO] tweaked toml for crates.io crate rsml 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f73fd265dba95bf4f457f64ced762c6a44033a52fd9abeb7f75d234cec6617d9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f73fd265dba95bf4f457f64ced762c6a44033a52fd9abeb7f75d234cec6617d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f73fd265dba95bf4f457f64ced762c6a44033a52fd9abeb7f75d234cec6617d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f73fd265dba95bf4f457f64ced762c6a44033a52fd9abeb7f75d234cec6617d9", kill_on_drop: false }` [INFO] [stdout] f73fd265dba95bf4f457f64ced762c6a44033a52fd9abeb7f75d234cec6617d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c85b44f2e7c6589ff8f5b428e34e477104d268388f6beb61eb2c8f02cf2a4b7d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c85b44f2e7c6589ff8f5b428e34e477104d268388f6beb61eb2c8f02cf2a4b7d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking rsml v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/distance/chebyshev.rs:15:76 [INFO] [stdout] | [INFO] [stdout] 15 | fn calc_distance(&self, a: &Vec, b: &Vec) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/distance/chebyshev.rs:15:76 [INFO] [stdout] | [INFO] [stdout] 15 | fn calc_distance(&self, a: &Vec, b: &Vec) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/classification/k_means.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/classification/k_means.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | let mut clusters = &mut self.clusters; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `k` [INFO] [stdout] --> src/classification/k_means.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | k: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data` [INFO] [stdout] --> src/classification/k_means.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | data: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `clusters` [INFO] [stdout] --> src/classification/k_means.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | clusters: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `distance` [INFO] [stdout] --> src/classification/k_means.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | distance: D, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/classification/k_means.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(data: Vec>, k: usize, distance: D) -> Result> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cluster_to_centroids` [INFO] [stdout] --> src/classification/k_means.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn cluster_to_centroids(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/classification/k_means.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | fn new(centroid: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/classification/k_means.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | let mut clusters = &mut self.clusters; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `k` [INFO] [stdout] --> src/classification/k_means.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | k: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data` [INFO] [stdout] --> src/classification/k_means.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | data: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `clusters` [INFO] [stdout] --> src/classification/k_means.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | clusters: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `distance` [INFO] [stdout] --> src/classification/k_means.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | distance: D, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/classification/k_means.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(data: Vec>, k: usize, distance: D) -> Result> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cluster_to_centroids` [INFO] [stdout] --> src/classification/k_means.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn cluster_to_centroids(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/classification/k_means.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | fn new(centroid: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Generations` [INFO] [stdout] --> src/population.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | Generations(u64), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Generations` [INFO] [stdout] --> src/population.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | Generations(u64), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "c85b44f2e7c6589ff8f5b428e34e477104d268388f6beb61eb2c8f02cf2a4b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c85b44f2e7c6589ff8f5b428e34e477104d268388f6beb61eb2c8f02cf2a4b7d", kill_on_drop: false }` [INFO] [stdout] c85b44f2e7c6589ff8f5b428e34e477104d268388f6beb61eb2c8f02cf2a4b7d